27663422041 has 2 divisors, whose sum is σ = 27663422042. Its totient is φ = 27663422040.

The previous prime is 27663422011. The next prime is 27663422069. The reversal of 27663422041 is 14022436672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26536410000 + 1127012041 = 162900^2 + 33571^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27663422041 is a prime.

It is not a weakly prime, because it can be changed into another prime (27663422011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13831711020 + 13831711021.

It is an arithmetic number, because the mean of its divisors is an integer number (13831711021).

Almost surely, 2^27663422041 is an apocalyptic number.

It is an amenable number.

27663422041 is a deficient number, since it is larger than the sum of its proper divisors (1).

27663422041 is an equidigital number, since it uses as much as digits as its factorization.

27663422041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 27663422041 in words is "twenty-seven billion, six hundred sixty-three million, four hundred twenty-two thousand, forty-one".